604789-22-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 604789-22-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,0,4,7,8 and 9 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 604789-22:
(8*6)+(7*0)+(6*4)+(5*7)+(4*8)+(3*9)+(2*2)+(1*2)=172
172 % 10 = 2
So 604789-22-2 is a valid CAS Registry Number.